00340nam a2200121Ia 4500008004100000022001400041040001100055100002200066245005600088260004900144300001400193300001100207251112s9999||||xx |||||||||||||| ||und||  a0006-291X  aCNCLSA  aPedro Cuatrecasas 0aBiochemical and Biophysical Research Communications  cSeptember 16, 1982bAcademic PressaNew York  aP. 1-1368  bV. 108